Normal range of breathing rate per minute in an average adult person at rest is.

9 - 12

No worries! We‘ve got your back. Try BYJU‘S free classes today!

15 - 18

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

21 - 24

No worries! We‘ve got your back. Try BYJU‘S free classes today!

30 - 33

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $15 - 18$
Breathing (or ventilation) is the process of moving air into and out of the lungs to facilitate gas exchange with the internal environment, mostly by bringing in oxygen and flushing out carbon dioxide.
The Normal range of breathing rate per minute in an average adult person at rest is 15-18.
So, the correct answer is '15-18'.

Suggest Corrections

Similar questions

Question 5 (c)
Tick the correct answer:
(c) Normal range of breathing rate per minute in an average adult person at rest is:
(i) 9 – 12
(ii) 15–18
(iii) 21–24
(iv) 30–33

Normal range of breathing rate per minute in an average adult person at rest is:

Tick the correct answer:

(a) In cockroaches, air enters the body through

(i) lungs

(iii) spiracles

(iv) skin

(b) During heavy exercise, we get cramps in the legs due to the accumulation of

(i) carbon dioxide

lactic acid

alcohol

(iv) water

(i) 9-12

(ii) 15-18

(iii) 21-24

(iv) 30-33

(d) During exhalation, the ribs

(i) move outwards

(ii) move downwards

(iii) move upwards

(iv) do not move at all

Question 11
On an average, an adult human being at rest breathes 15–18 times per minute. The breathing rate, however, may differ under different conditions. Arrange the following activities given in the box in order of increasing breathing rates and give reason for your answer.

sleeping, cycling, brisk walk, watching TV

Q. What is the rate of breathing per minute in an adult when he is at rest?

Join BYJU'S Learning Program